Home / 419,117.24-628,769.60-152,877.77

Finding the Fourth Proportional to 419,117.24, 628,769.60 and 152,877.77

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Solution

The fourth proportional to 419,117.24, 628,769.60 and 152,877.77 is: 229,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,117.24 : 628,769.60 = 152,877.77 : x
  2. Step 2: Convert to fraction form
    419,117.24/628,769.60 = 152,877.77/x
  3. Step 3: Cross multiply
    419,117.24x = 628,769.60 × 152,877.77
  4. Step 4: Simplify right side
    419,117.24x = 96,124,890,383.56
  5. Step 5: Solve for x
    x = 96,124,890,383.56/419,117.24
  6. Step 6: Final answer
    x = 229,350.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.